Specifications:

Bluetooth scheme: Bluetooth V5.3+EDR AC6966B

Bluetooth version: V5.3

Support Bluetooth protocol: A2DP AVRCP ACDTP HSP HFP

Sound channel system: two channels

Bluetooth working frequency: 2402MHZ-2480MHZ

Receiving sensitivity: 78±3dB

Speaker: 10W+one diaphragm

Audio signal-to-noise ratio S/N:60DB

Frequency response: 80hz-15khz.

Speaker unit: 66-32 4 Euro 10w

Built-in battery: lithium battery 3.7V3000mah.

Music time: 4H

Charging time: 3.5H

Support electric quantity display

Waterproof grade: IPX5

Bluetooth Music: Connect Bluetooth devices and support dual channels.

TWS(1+1 series connection): Two machines can be wirelessly connected in series to form a Bluetooth speaker effect of 2.0.

Bare machine size: 108*108*204mm

Attached accessories manual, USB data cable